28697580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{159431}}^1$

素因数の和:159446

約数の個数: 36

約数和(自身を含む): 87049872

約数和(自身を除く): 58352292

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 159431, 318862, 478293, 637724, 797155, 956586, 1434879, 1594310, 1913172, 2391465, 2869758, 3188620, 4782930, 5739516, 7174395, 9565860, 14348790, 28697580]

約数ペア:

[(1, 28697580), (2, 14348790), (3, 9565860), (4, 7174395), (5, 5739516), (6, 4782930), (9, 3188620), (10, 2869758), (12, 2391465), (15, 1913172), (18, 1594310), (20, 1434879), (30, 956586), (36, 797155), (45, 637724), (60, 478293), (90, 318862), (180, 159431)]